For the purpose of this subchapter, the following definitions shall apply unless the context clearly indicates or requires a different meaning.
AUXILIARY WATER SUPPLY. Any water supply on or available to the premises other than the city's public water supply. These auxiliary waters may include water from any natural source such as a well, spring, river, stream or body of water or any water or other substance of unknown or questionable quality that may present a health or system hazard to the potable public water supply.
BACKFLOW.The reversal of the normal flow of water caused by either back pressure or back siphonage.
BACKFLOW PREVENTION ASSEMBLY. An assembly or means designed to prevent backflow. A listing of acceptable backflow prevention assemblies and degree of hazard is available in the Kentucky State Plumbing Law, Regulations and Code.
CONTAMINATION. An impairment of the quality of the potable water supply by any waste product, fluid, substance, compound or other material to a degree which creates an actual or potential hazard to the public health through poisoning or through the spread of disease.
CROSS CONNECTION. Any physical connection or arrangement of piping or fixtures between two otherwise separate piping systems one of which contains potable water and the other non-potable water or substance of questionable quality, through which, or because of which, backflow may occur into the potable water system.
THERMAL EXPANSION TANK. A device installed on the cold water supply line near a water heater to compensate for the expansion of water within a water system when such water is heated.
(Ord. 2001-008, passed 08-21-01)